Jobs at Djinni

We are looking for a Junior System Administrator to join our team and ensure uninterrupted technical support in the office and for our specialists, keeping our workspace and team productive.

Your main responsibility will be to provide timely and effective technical support to the team, ensure smooth onboarding and offboarding processes, and promptly resolve all IT requests within your scope. You will be responsible for the technical condition of office equipment and software, managing inventory, coordinating equipment orders and deliveries, and maintaining accurate records.

In addition to day-to-day support, you will work on project tasks such as creating a FAQ for common technical questions, resolving equipment tracking issues, and compiling a complete list of services used within the company. You will also work with office security systems, access control (ACS), and video surveillance cameras.

If you want to be the backbone of the team’s technical stability and grow your skills in IT operations and support, this role is an ideal next step in your career.

In this role, you will

• Participate in all meetings and processes requiring the involvement of a System Administrator
• Provide technical support to specialists, organize onboarding and offboarding for new employees
• Configure, administer, and ensure the proper functioning of employee devices and office equipment
• Create user accounts and manage necessary licenses
• Serve as first-line technical support
• Order, ship, track, and manage depreciation of equipment
• Work with documentation and spreadsheets
• Maintain backup/power systems: Starlink, EcoFlow, and generators

It’s all about you

• 6+ months of experience in system administration
• Familiar with the modern market of computer components, laptops, and smartphones
• Able to service hardware: disassemble and maintain PCs/laptops, install and configure software, and connect office equipment
• Experience managing equipment inventory and proficient in working with documents and large spreadsheets (Word/Excel)
• Basic knowledge of information security and networking
• Experience supporting a large number of specialists
• Strong communication skills, attentive, detail-oriented, and comfortable working in a team
• Able to work effectively under dynamic workloads and handle multiple tasks simultaneously
• Eager to learn and grow in this field
• English — Intermediate or higher
• Reside in Kyiv and able to work from the office (hybrid work possible from the 3rd month)

Would be a plus

• Basic knowledge of Google Workspace and Atlassian (Jira, Confluence, Service Management)

What we offer

Care and support: 

• 20 paid vacation days, 15 sick days, and 6 additional days off for family events
• Up to 10 additional days off for public holidays
• 100% medical insurance coverage
• Sports and equipment reimbursement
• Team building events, corporate gifts, and stylish merch
• Financial and legal support
• Position retention and support for those who join the Armed Forces of Ukraine
• Participation in social initiatives supporting Ukraine
   

Comfortable working environment:

• Work from our Kyiv hub or remotely with a flexible schedule 
• Modern equipment or depreciation of your own tools
   

Investment in your future:

• Collaborate with a highly-skilled team of Middle & Senior professionals, sharing practical cases and expertise in the social networking niche
• 70% of our heads and leads have grown into their roles here – so can you!
• Performance-oriented reviews and Individual Development Plans (IDPs)
• Reimbursement for professional courses and English classes
• Corporate library, book club, and knowledge-sharing events
   

Hiring process

• Intro call
• Technical Interview
• Final interview
• Reference check
• Offer

We are currently looking for a MySQL Database Administrator to join our partner company TENTENS Tech. In this role, you will manage and scale a highly available database infrastructure handling up to 2 PB of data and 100,000 operations per second. You’ll be responsible for database architecture decisions, performance optimization, and reliability improvements, while closely collaborating with DevOps, Security, and Software Engineering teams.

TENTENS Techis a Ukrainian IT company that develops platforms in the social discovery domain. The TENTENS Tech team has successfully launched dozens of platforms used by millions of people worldwide. Their slogan, “We don’t think limits,” reflects both the company’s strategic mindset and the team’s drive to always move far beyond the horizon.
 

Strategic challenges and objectives:

• Database health monitoring and troubleshooting.
• Work with massive amounts of data.
   

Key areas of responsibility:

• Collaborate with engineers, DBAs, and DevOps teams on technical issues.
• Provide support to developers and QAs as required.
• Maintain system monitoring of the database servers. Slow query reporting.
• Participate in database restructuring and management.
• Work on schema design and data modeling.
   

Technical requirements:

• Experience with administering MySQL server.
• Basic performance, query, and index optimization.
• Confident knowledge of MySQL backup solutions.
• Good understanding of monitoring requirements.
• Good understanding of replication principles.
• Comfortable with collaborative tools, such as Slack, wikis, Subversion, and basic ticket tracking systems (YouTrack, Jira).
   

Non-technical requirements:

• Fast learner and creative thinker with strong problem-solving skills.
• Effective team member with a high level of motivation and ability to work with little supervision.
• Dynamic self-starter with high attention to detail, highly responsible and reliable.
• The ideal candidate will be able to work from the office.
   

Desirable skills:

• Previous work experience with Python, Golang, Shell, or other programming languages.
• Previous work experience with relational databases, such as Oracle, PostgreSQL, and NoSQL DBs: MongoDB, Elasticsearch, Redis, etc.
• Good understanding of load balancers, DNS, networking, and/or client-side drivers.
   

By choosing us you get:

• Opportunity to work with a multi-million audience.
• Career growth and professional development with various internal training and seminars, access to an extensive book library, chance to participate in key IT industry events worldwide (attending the conferences).
• Work in a great team. We pay special attention to the recruitment and development of talent. All the members of our team are young, active, and highly motivated for creative problem-solving.
• Employee wellness program, which includes running sessions, football, basketball, and other sports. The cost of sports activities is covered by the company. In-house doctor support is also available on demand.
• Health insurance is available for all employees.

We are looking for an experienced Media Buyer specializing in the Nutra vertical, with strong expertise in Facebook and TikTok traffic for EU and Tier3 GEO.
 

Requirements

• 3+ years of experience in the Nutra vertical
• Confirmed experience working with Facebook Ads and TikTok Ads
• Strong analytical skills and the ability to scale profitable campaigns
• Deep understanding of EU Tier3  GEO specifics
• Ability to work independently and maintain consistent performance
• Proactive mindset and readiness to take ownership
   

Responsibilities

• Launch, manage, and optimize Nutra campaigns on FB and TikTok
• Test creatives, audiences, funnels, approaches
• Scale successful campaigns and maintain stable ROI
• Work closely with the team on strategy and performance improvement
• Contribute to the development of processes and best practices
   

Growth Opportunities

• Promotion to Team Lead based on performance
• Relocation to Cyprus for top-performing candidates
   

Compensation

• 0-$10,000 10% 
  $10000 – $25,000 20%
  $25,000 – $40,000 25%
  Above $40,000 - 30%  
   

If you are ready to grow, scale, and take your expertise to the next level — we’d be happy to talk.

Project Description:

The project provides a set of APIs, image and text recognition libraries, and other tools for automation testing of ECUs, especially automotive headunit and digital cluster. It provides a black box environment, which allows testing of automotive headunit without making any change to the headunit's software. In other words, no hook is needed.
Team is divided in 2 locations: Ukraine and Detroit

Responsibilities:

Design separate components, modules, classes, database tables etc.
• Code, debug, document, and maintain portions of software.
• Perform unit and integration testing.
• Participate in peer code and design reviews.
• Participate in estimation and planning sessions.
• Contribute to development of technical project documentation and user documentation.
• Provide assistance to test engineers and support personnel in solving technical issues of software installation and its operation.
• Participate in conference calls and face-to-face meetings with the Customer and Customer partners.
• Comply with the best engineering practices, the technical standards and the quality criteria set forth on the project.
• Report status and progress according to the project rules.
• Spot current deficiencies in the development process, adopted procedures and engineering practices, environment configurations, etc., and suggest improvements.
• Escalate technical issues to Tech Lead and Product Owner.
• Improve your qualification within the areas of expertise at various training courses, seminars and/or other educational organizations

Mandatory Skills Description:

Python
C++
Computer Vision/image processing

Nice-to-Have Skills Description:

Good communication skills
Automotive
Agile

Languages:

English: B2 Upper Intermediate

Responsibilities:
 

1. Warehouse Operations Control
   • Daily monitoring and accounting of warehouse inventory movements (receipts, write-offs, transfers, returns).
   • Working with internal spreadsheets and inventory systems (e.g., Google Sheets).
   • Timely updates of stock levels.
2. Inventory and Auditing
   • Conducting regular stock reconciliations: daily, weekly, monthly, and upon request.
   • Participation in scheduled and unscheduled inventory counts.
   • Identifying discrepancies between physical and system data, analyzing root causes, and proposing corrective actions.
   • Ensuring accurate warehouse data in Power BI: data preparation and verification, communication with analysts as needed.
3. Logistics and Shipment Management
   • Organizing and monitoring Amazon FBA shipments:
   • Preparing FBA shipments.
   • Ensuring packaging compliance with Amazon requirements (dimensions, weight, labeling).
   • Timely tracking of shipping and delivery timelines.
   • Managing Shopify and FBM (Fulfilled by Merchant) order shipments:
   • Overseeing packaging and order processing deadlines.
   • Coordinating local deliveries.
4. Procurement Planning
   • Analyzing current inventory and sales forecasts.
   • Determining stock replenishment needs for each SKU.
   • Creating purchase orders considering MOQs, lead times, and current stock.
   • Preparing procurement plans in quantity and value, coordinating them with the finance department.
5. Vendor Sourcing and Coordination
   • Assisting in searching for and selecting new suppliers, logistics partners, and service providers (including 3PL, packaging companies, etc.) primarily in the U.S.
   • Collecting and analyzing commercial proposals.
   • Supporting communication with new vendors during onboarding and the start of cooperation.
    

Requirements:

1. Working in the U.S. time zone
   Full-time schedule aligned with the U.S. market:
   8 AM – 5 PM EST
2. English B2+ level, sufficient for conducting calls
3. Google Sheets / Excel – advanced level: formulas, filters, pivot tables, conditional formatting, VLOOKUP/XLOOKUP
4. Preferably experience working in a warehouse and/or experience as an Operations Coordinator (inventory management, stock control, shipments)

We are looking for a streamer to host live broadcasts in the iGaming niche.

Who we are looking for:

• Location Warsaw or Kyiv;
• German language proficiency required;
• No prior experience needed;
• Basic understanding of iGaming or slot mechanics is a plus;
• Confident communicator comfortable on camera;
• Ability to engage with the audience;
• Reliable and consistent work attitude.

What you will do:

• Host live streams;
• Start broadcasts and showcase slot gameplay;
• Comment on bonuses, wins, and game mechanics;
• Engage with the audience in chat;
• Promote offers during the stream;
• Maintain viewer engagement and activity;
• Follow the assigned streaming schedule.

We are seeking a highly experienced Senior C++ Engineer or Software Architect to join our engineering team. The ideal candidate will have deep expertise in C/C++ development, advanced architectural skills, and strong knowledge of build systems for multilayered software.

You will work on software design and redesign for complex architectures, maintain and evolve Make/CMake-based build systems, troubleshoot build-related issues, and contribute to the development of a new Bazel-based build system.

This role requires a strong understanding of C/C++ compilation workflows, dependencies, linking, and toolchain behavior in large-scale environments.

Technical Requirements

• 15+ years of experience as a C++ developer or software architect.
• Strong expertise in Makefiles (GNU Make) and CMake.
• Deep understanding of the C/C++ compilation process (dependencies, linking, object files).
• Architectural skills, including design/redesign/refactoring of multilayered systems (e.g., PAL, HAL layers).
• Experience troubleshooting build-system–related defects, such as:
  • Incorrectly included order or missing headers
  • missing/incorrect/wrong-version libraries
  • wrong library locations
  • linker errors and toolchain inconsistencies
• Proficiency in Python and Bash for automation.
• Experience with Git and GitHub.

Nice to Have

• Experience with Bazel (integration, migration, or build-system development).

Responsibilities

• Design, redesign, and refactor multilayered architectures (e.g., PAL, HAL), including writing prototypes and pilot components.
• Support component owners and ensure the correct implementation of refactoring efforts.
• Maintain and improve Make/CMake-based build systems supporting multiple layers and platforms.
• Collaborate on the development of a new Bazel-based build system.
• Troubleshoot and resolve build-system–related defects across complex C/C++ projects.

We’re looking for a Business Analyst who loves making complex logic simple and clear. If you enjoy figuring out how systems work and turning that into requirements the team can trust - this role is for you🚀
 

💪 YOUR QUEST-LINE:

• Collect and clarify business requirements, ensuring full understanding before they move into development;
• Translate business needs into clear functional & non-functional specs (flows, detailed logic, use cases, acceptance criteria);
• Create readable flow diagrams and process maps (UML, flowcharts, etc.) for end-to-end scenarios;
• Analyze how services/modules interact with each other and with the core platform, document intended behavior and contracts;
• Analyze API documentation of third-party services and define integration requirements;
• Identify dependencies, integration points, and potential risks early in the process;
• Work closely with Product/Project Managers and Developers, and with Payments, Anti-Fraud, Support, and Analytics teams to align on requirements and expected behavior;
• Maintain clear, structured documentation in Confluence and keep it updated throughout the feature lifecycle;
• Support the development team during implementation - answer questions, clarify logic, refine details;
• Validate implemented features to ensure they match requirements and system logic;
• Support backlog management and planning process;
• Contribute to improving requirement quality, communication flow, and documentation standards across the team.

👨‍🚀 YOUR IN-GAME SKIN:
 

• 3+ years as a Business Analyst, System Analyst, or similar hybrid role in product-based companies or high-load environments;
• Ability to write clear, structured business requirements and turn them into detailed technical documentation;
• Skilled in describing end-to-end logic: flows, conditions, integrations, dependencies, state and data changes;
• Hands-on experience with REST APIs: reading endpoints, understanding payloads, identifying gaps;
• Experience creating functional & technical specs: user stories, acceptance criteria, diagrams, system flows, non-functional requirements;
• Ability to model processes using UML or simple, readable flow diagrams;
• Understanding of SDLC and how features move through the product lifecycle;
• Strong analytical mindset - able to see the real logic behind features and keep it consistent;
• Excellent communication and collaboration skills - able to speak both “business” and “technical”;
• Comfortable working in a dynamic environment and handling multiple tasks;
• At least Upper-Intermediate level of English.

🧜‍♀️ WILL BE YOUR BOOST:

• Familiarity with the Steam trade system, skins market, or gaming experience (CS2, Dota2, Rust);
• Domain experience in high-load E-commerce, Fintech, or iGaming projects;
• Awareness of feature flags, staged rollouts, and rollback considerations from the requirements side.

🥷 YOUR POWER-UPS SOURCE:

• Spontaneous weekend from the CEO;
• Support for professional development, including events (we went on a MAJOR trip to Copenhagen, for example), certifications, and educational materials;
• Start working at a time that’s comfortable for you;
• People Partner who will always support you in word and deed;
• Anniversary and performance bonuses;
• Input on project direction in a bureaucracy-free environment;
• Regular performance reviews and personal feedback sessions;
• 20 paid vacation days and 7 sick leave days;
• Assisting with the accounting and tax management for individual entrepreneurs;
• English language and Well-being benefit — so that you can improve your mental health the way you want;
• No time tracking;
• We purchase CHARGING STATIONS for our spacers;
• We help Ukraine: every month the company supports AFU and transfers donations for ammunition and supplies.

If you read everything carefully and exclaimed, then we are already looking forward to your resume and portfolio! 
Send them as soon as possible! 🚀

We are seeking an experienced Embedded Linux Software Engineer to join our engineering team.
 The ideal candidate has a strong background in Linux-based embedded systems, solid understanding of kernel-level components, and hands-on experience working with modern SoCs and board bring-up.

You will work across the full embedded software stack, including kernel configuration, device trees, driver-level development, and system integration on platforms such as AMD ZynQ MPSoCs, NVIDIA Tegra, or similar architectures.
 This role requires close collaboration with hardware, firmware, and platform teams to ensure stable, performant, and maintainable system behavior.

Technical Requirements

• Strong knowledge of embedded Linux-based systems.
• Experience working with Yocto Linux (custom builds, layers, recipes).
• Strong hands-on experience with Linux kernel configuration (device trees, kernel config, patches).
• Good familiarity with Linux kernel device drivers, especially ALSA audio.
• Experience with PCIe bus programming.
• Knowledge of AMD ZynQ MPSoCs, Petalinux, and NVIDIA Tegra SoCs is a significant plus.
• Knowledge or experience with embedded Android is a strong plus.

Responsibilities

• Develop, configure, and maintain embedded Linux-based systems.
• Configure and modify Linux kernel components, including device trees and subsystem configurations.
• Work with kernel drivers, especially ALSA, ensuring compatibility and performance across hardware platforms.
• Implement and troubleshoot PCIe communication between system components.
• Support board bring-up and system integration on platforms such as ZynQ MPSoCs and NVIDIA Tegra.
• Collaborate with hardware, firmware, and Android teams to ensure seamless platform behavior.
• Debug system-level issues related to kernel, bootloaders, or hardware interfaces.

We are looking for a B2B Marketing Manager who will drive consistent brand presence across digital and offline channels. Backed by a strong B2C legacy and technically advanced products (platform modules, payments, CRM, risk management, etc.), your mission is to enhance brand awareness, support business development, and strengthen lead generation through coordinated marketing, event, and media initiatives.

You will own and execute the B2B marketing strategy — covering online and offline brand activities, paid advertising (Google Ads, LinkedIn Ads), and email marketing (newsletters, automations, single sends).

Key Responsibilities

• Event Marketing: Plan and execute offline brand activities at industry events with internal teams and contractors. Oversee stand creation, staffing, media support, and distribution of merchandise and printed materials.
• Creative Production: Collaborate with content and design teams to produce banners, videos, and other visual materials as needed.
• Campaign Management: Launch, optimize, and analyze B2B campaigns (always-on and on-demand).
• Email Marketing: Set up automations, newsletters, and one-off campaigns. Create and maintain email templates and communication flows.
• Paid Advertising & Media Buying:: Manage, optimize, and analyze paid campaigns across Google Ads, LinkedIn Ads, and display/video networks.
• Website Management: Develop and optimize landing pages, forms, pop-ups, and banners to improve conversion and lead acquisition.
• Content Support: Provide briefs and technical assignments for the creation of sales and marketing content (blog posts, case studies, product pages).
• Reporting: Collect, aggregate, and analyze marketing data. Track KPIs and prepare performance reports.

Requirements

• 3+ years of experience in B2B marketing, preferably in iGaming, SaaS, or Fintech.
• Strong understanding of Inbound vs. Outbound marketing and the B2B sales funnel.
• Proven ability to launch, optimize, and analyze marketing campaigns from scratch.
• Hands-on experience with Google Ads, LinkedIn Ads, X Ads, and Meta Ads.
• Experience operating ESPs such as SendGrid, Mailchimp, Lemlist, etc.
• Analytical mindset with experience in Google Analytics 4, Google Tag Manager,  Power BI, Tableau, Looker Studio, or similar.
• Ability to brief and manage content creation for decks, one-pagers, brochures, case studies, and gated content.
• Experience managing website and landing page production, including collaboration with design and dev teams.
• Hands-on experience with WordPress CMS.
• Ability to work in cross-functional teams and multiple stakeholders.
• English level: Upper-Intermediate or higher.

Nice to Have

• Experience in event marketing, including exhibitions, stand management, and on-site operations.
• Familiarity with iGaming industry trends and major events.
• Experience producing webinars, podcasts, or interviews.
• Media buying experience and understanding of display advertising on external platforms.
• CRM management experience.

We are looking for a Team Lead [Flutter] to join our team!  

Requirements: 
- Extensive experience with Flutter framework and proven ability to deliver complex, scalable, production-grade mobile applications.
- Expert-level knowledge of Dart, state management approaches (Bloc, Provider, Riverpod, or similar), and mobile architectural patterns.
- Experience leading development in monorepo environments, including managing module interdependencies and coordinating cross-team contributions.
- Strong expertise in implementing and optimizing advanced Flutter animations, transitions, and custom motion design.
- Proven experience with performance optimization: rendering performance, memory efficiency, build size improvements, and network interaction optimization.
- Deep understanding and practical application of modular architecture or clean architecture principles in large-scale commercial projects.
- Experience with analytics tools, push notifications, and in-app purchase integrations.
- Advanced knowledge and hands-on application of SOLID principles and GRASP patterns in system design and codebase structuring.
- Understanding of application lifecycle, networking, CI/CD processes, version control best practices, environment configuration, and mobile debugging tools.
- 5+ years of relevant experience in mobile development, including prior experience in a senior or lead role. 

Responsibilities: 
- Lead mobile application development by defining technical direction, ensuring architectural consistency, and guiding the implementation of high-quality Flutter solutions.
- Develop and maintain complex features by applying advanced architectural principles, reusable component design, and performance-focused engineering practices.
- Oversee the monorepository structure by defining module boundaries, managing shared libraries, and ensuring transparent development workflows across the team.
- Optimize application performance by conducting in-depth profiling, identifying rendering bottlenecks, improving memory usage, and ensuring a smooth user experience across devices.
- Drive the creation and refinement of complex animations by evaluating motion design requirements, supervising implementation quality, and ensuring high rendering performance.
- Collaborate with Product, QA, Backend, and Design teams by participating in planning activities, clarifying requirements, and ensuring effective integration of technical solutions.
- Conduct code reviews by setting quality standards, ensuring adherence to architectural guidelines, and supporting continuous improvement in development practices.
- Mentor and support developers by providing technical guidance, enabling professional growth, and improving the overall performance of the mobile engineering team.
- Report directly to the Team Lead / Engineering Manager and contribute to strategic planning in the mobile development domain. 

Our benefits to you:
☘️An exciting and challenging job in a fast-growing holding, the opportunity to be part of a multicultural team of top professionals in Development, Architecture, Management, Operations, Marketing, Legal, Finance and more
🤝🏻Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed
🧑🏻‍💻Modern corporate equipment based on macOS or Windows and additional equipment are provided
🏖Paid vacations, sick leave, personal events days, days off
💵Referral program — enjoy cooperation with your colleagues and get the bonus
📚Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences
🎯Rewards program for mentoring and coaching colleagues
🗣Free internal English courses
✈️In-house Travel Service 
🦄Multiple internal activities: online platform for employees with quests, gamification, presents and news, PIN-UP clubs for movie / book / pets lovers and more
🎳Other benefits could be added based on your location 

Who are we?

Fuel is on a mission to unlock billions of dollars in GDP by helping SMBs make better financial decisions every day. We manage over $500M in customer P&Ls through our FP&A platform, combining AI with hands-on CFO expertise to deliver enterprise-grade finance - without the enterprise price tag or complexity.

fuelfinance.me
instagram.com/fuelfinance
youtu.be/eI5VH2Ks9o4

Who are we searching for?

We’re looking for a Senior Full-Stack Developer who loves ownership and shipping real impact. You’ll help build our AI-powered financial platform end-to-end - from architecture to integrations - and deliver features that directly influence how startups run their finances.

If you want to build fast, solve hard problems, and shape the future of fintech, you’ll fit right in.

Team structure: 1 Engineering Manager, 2 Senior Full-Stack Developers, 1 Middle Full-Stack Developer, an AI Researcher, and a Head of R&D (responsible for product management and product strategy).

What are your responsibilities?

• Build full-stack features end-to-end - from architecture and database design to releasing it for customers and further support.
• Develop AI-powered product capabilities, including conversational interfaces and intelligent financial tools.
• Create scalable, reliable systems and integrations with financial APIs (QuickBooks, Stripe, Xero, etc.).
• Collaborate with Product, FP&A, and Design to turn business requirements into elegant technical solutions.
• Make informed architectural decisions that balance speed, quality, and long-term maintainability.
• Improve system performance, reliability, and engineering workflows (CI/CD, monitoring, coding standards).
• Mentor engineers through reviews, pairing, and knowledge sharing.
• Drive technical initiatives that increase development velocity and product impact.

What are the preferred requirements for the role?

Must-have skills:

• 5+ years of full-stack experience building and shipping products end-to-end.
• Strong skills in Node.js (Nest.js), React, LLM APIs, Typescript, SQL, NoSQL, and AWS 
• Experience integrating third-party APIs, ideally financial ones.
• Solid understanding of security, data handling, and compliance basics.
• Able to communicate clearly with both technical and non-technical stakeholders.
• Ownership mindset: reliable, proactive, and accountable for results.
• English B2

Nice-to-have skills:

• Experience with Kubernetes and Docker.
• Knowledge of REST and GraphQL.
• Familiarity with OpenAPI/Swagger documentation.
• Prior experience building fintech or financial automation products.
• Background in startups with rapid iteration and high-pressure releases.

Reporting Structure:

You will report to the Head of R&D and the Engineering Manager.

Recruitment Process:

• Recruiter interview
• Technical interview
• Test task
• Test task review call with the hiring manager (*optional stage)

• Cultural fit interview

   

Why work with us?

• Build an AI-powered financial platform used by global startups.
• High ownership: every feature you ship directly impacts revenue (MRR) and customer satisfaction.
• Work closely with founders and senior leaders - real influence, not just ticket execution.
• Learn deep fintech, accounting, and financial data logic - a rare and highly valuable skill set.
• Fast professional growth: architecture ownership, AI systems, leadership potential (the opportunity to become the team lead as the team grows)
• Flexible schedule, 18 days of paid vacation per year, 10 days of paid sick leave, and a low-ego team culture.

Who are we?

Fuel is on a mission to unlock billions of dollars in GDP by helping SMBs make better financial decisions every day. We manage over $500M in customer P&Ls through our FP&A platform, combining AI with hands-on CFO expertise to deliver enterprise-grade finance - without the enterprise price tag or complexity.

fuelfinance.me
instagram.com/fuelfinance
youtu.be/eI5VH2Ks9o4

Who are we searching for?

We’re looking for an AI Researcher who’s excited to build real AI features used by startup founders every day. You’ll help make our AI Copilot smarter, more accurate, and more helpful - working with modern LLMs, real financial data, and a team that moves fast. If you’re curious, hands-on, and ready to grow, you’ll enjoy this role.

Team structure: 1 Engineering Manager, 2 Senior Full-Stack Developers, 1 Middle Full-Stack Developer, an AI Researcher, and a Head of R&D (responsible for product management and product strategy).

What are your responsibilities?

• Help build and improve our AI Copilot - including many different AI agents that will help our users to work with the product and make decisions
• Create and refine prompts so the AI gives accurate, helpful, and user-friendly answers.
• Set up and improve systems that help the AI remember context during longer conversations and increase the accuracy rate of answers
• Work on making the AI faster and cheaper to run by optimizing latency, token usage, and retrieval quality.
• Integrate modern LLMs (GPT-4, Claude, etc.) into our product with proper error handling and safety checks.
• Use function calling, embeddings, vector search, streaming responses, and async processing to build new AI features.
• Experiment with different AI models and configurations to see what performs best in real scenarios.
• Stay up to date with the latest AI research and apply useful techniques to our product.
• Prototype new AI abilities - such as predictions, automated reasoning, or small autonomous agents.
• Create and maintain datasets and automated tests that check how accurate the AI is across financial use cases.
• Prepare and structure financial data for AI use, and help build data pipelines for RAG (Retrieval-Augmented Generation) systems.

What are the preferred requirements for the role?

Must-have skills:

• 1–2+ years of AI/ML experience (internships, projects, research, or work).
• Solid Python skills and ability to write clean, maintainable code.
• Experience with LLM APIs (OpenAI, Anthropic), embeddings, vector databases, and RAG systems.
• Understanding of prompt engineering fundamentals and LLM limitations.
• Ability to evaluate AI quality using structured datasets, metrics, and experiments.
• Knowledge of basic ML and NLP concepts (supervised learning, embeddings, evaluation metrics).
• Strong problem-solving mindset, fast iteration speed, and high ownership.

• English B2.

   

Nice-to-have skills:

• Experience with LangChain, LlamaIndex, or similar frameworks.
• Familiarity with Pinecone, Weaviate, Chroma, or other vector DBs.
• Knowledge of financial data logic or accounting basics.
• Understanding of AI safety, guardrails, and hallucination mitigation.

• Experience with experimental design, A/B testing, or statistical validation.

   

Reporting Structure

You will report to the Head of R&D and the Engineering Manager.

Recruitment Process:

• Recruiter interview
• Technical interview
• Test task
• Test task review call with the hiring manager (*optional stage)
• Cultural fit interview

Why work with us?

• Build applied AI that powers financial intelligence for global startups.
• Full ownership: what you ship goes directly into production and impacts real customers.
• Learn deep fintech and financial logic - rare, high-value expertise.
• Work directly with senior engineers and founders.
• Move fast, experiment often, and grow into a mid-level AI Researcher role quickly.
• Flexible schedule, 18 days of paid vacation, 10 paid sick days, and a low-ego team culture.

Sigma Software provides high-quality services in software development, graphic design, testing, and support. Our solutions deliver value across diverse industries, including automotive, telecommunications, aviation, advertising, gaming, banking, real estate, healthcare, and others.

We are seeking a qualified Senior Business Analyst / Proxy Product Owner with extensive experience in data-driven projects of varying complexity, ideally with a strong background in Data Warehouse (DWH) development and BI reporting to join an internal company project.

In this role, you will play a key part in strengthening our Data Platform, enhancing data quality, and driving strategic initiatives through effective requirement gathering, in-depth problem analysis, and close collaboration with both internal and external stakeholders. This position combines classic business analysis with hands-on work involving data, dashboards, and analytical tools.

Responsibilities:

• Collaborate closely with stakeholders to gather, refine, and prioritize business requirements aligned with strategic objectives
• Work closely with product owners, development teams, QA engineers, and designers to ensure clear understanding and implementation of business requirements
• Analyze existing business processes and systems to identify areas for improvement and propose innovative solutions
• Create detailed documentation including process flows, user stories, and other artifacts to effectively communicate requirements and solution designs
• Critically evaluate information gathered from multiple sources, reconcile conflicts, decompose high-level information into details, abstract up from low-level information to a general understanding, and distinguish user requests from underlying real needs
• Develop and maintain BI dashboards and regular analytical reports using Apache Superset, and occasionally Power BI, Tableau
• Create report prototypes and analytical visualizations independently when needed
• Contribute to the automation, standardization, and optimization of reporting processes
• Conduct demo sessions for stakeholders and prepare user documentation to facilitate adoption of delivered solutions

Requirements:

• 3–4 years of professional experience as a Business Analyst working on data-intensive projects involving BI solutions, reporting, and data platform development
• Confident SQL skills and a solid understanding of data modeling principles
• Practical experience with BI tools (Superset, Power BI, preferably Tableau)
• Experience in building and presenting dashboards
• Strong understanding of iterative ways of working, especially Scrum
• Upper-Intermediate level of English

Will be a plus:

• Experience participating in the end-to-end development of a Data Warehouse / SSA layer from scratch
• Experience building BI prototypes or POCs independently before involving developers

Personal profile:

• A proactive mindset and the ability to dive deep into complex business problems
• Proven problem-solving and conflict resolution skills
• Strong results-oriented mindset
• Excellent communication skills, both written and verbal

Who are we?

Fuel is on a mission to unlock billions of dollars in GDP by helping SMBs make better financial decisions every day. We manage over $500M in customer P&Ls through our FP&A platform, combining AI with hands-on CFO expertise to deliver enterprise-grade finance - without the enterprise price tag or complexity.

fuelfinance.me
instagram.com/fuelfinance
youtu.be/eI5VH2Ks9o4

Who are we searching for?

We’re searching for a Manual & Automation QA who thinks like a user, understands business impact, and cares about accuracy. You’ll test financial workflows, AI features, and data synchronization while driving our automation strategy. If you enjoy building quality processes that directly shape the customer experience, you’ll thrive here.

Team structure: 1 Engineering Manager, 2 Senior Full-Stack Developers, 1 Middle Full-Stack Developer, an AI Researcher, a Head of R&D (responsible for product management and product strategy), and 5 setup managers (tech support).

What are your responsibilities?

• Establish a QA process from scratch
• Build clear test plans for new features, integrations, and releases.
• Define testing scope, risks, edge cases, coverage, and acceptance criteria (together with Product & Engineering).
• Design test scenarios including happy paths, negative flows, and boundary cases.
• Prioritize testing based on risk and business impact.
• Maintain all testing documentation (test cases, checklists, guidelines).
• Perform manual testing across the web app, integrations, AI features, and full end-to-end financial workflows.
• Validate financial calculations, reporting accuracy, data integrity, and cross-system consistency.
• Conduct cross-browser, device, accessibility, usability, and basic performance testing.
• Re-test fixes and run regression testing to ensure stable releases.
• Build and maintain automated tests.
• Create and run API automation for integrations and backend logic.
• Identify, document, and track bugs.
• Verify fixes and validate resolution before closing issues.

What are the preferred requirements for the role?

• 3+ years in QA, testing B2B SaaS or fintech products.
• B2 English level.
• Strong manual testing skills and experience designing test plans, scenarios, and documentation.
• Hands-on automation experience (Cypress, Playwright, Selenium) and solid coding skills in JS/TS, Python, or Java.
• API testing experience (Postman, REST Assured) and ability to validate data using SQL.
• Understanding of testing methodologies, SDLC, agile processes, and CI/CD.
• Strong bug reporting, problem-solving, and communication skills; high ownership and accountability.

Nice to have: financial domain knowledge; basic security/compliance testing.

Reporting Structure:

Reporting to the Head of R&D and the Engineering Manager.

Recruitment Process:

• Recruiter interview
• Technical interview
• Test task
• Test task review call with the hiring manager (*optional stage)
• Culture fit interview

Why work with us?

• Ownership over QA function - you’ll build systems, not just follow them.
• Deep learning in financial systems, AI testing, and complex integrations.
• High impact - your work directly protects customer trust and product stability.
• Fast learning curve - you’ll work on a wide range of problems, end-to-end.
• Freedom to innovate and introduce best practices.
• Supportive environment focused on well-being - including access to an in-house therapist.
• Flexible schedule, 18 days of paid vacation per year, 10 days of paid sick leave, and a low-ego team culture.